Diamond circular saw blade



FIG. 1 is a top view of a diamond circular saw blade in accordance with the present design;

FIG. 2 is a front view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a sectional view taken along line 6--6 of FIG. 2;

FIG. 7 is a sectional view taken along line 7--7 of FIG. 2 and,

FIG. 8 is an enlarged sectional view enclosed by lines 8--8 and of FIG. 6.

A rear view is omitted because it is symmetrical to the front view. 

The ornamental design for a diamond circular saw blade, as shown and described. 